These systems watch for an inattentive driver and help keep drivers alert. Many Mercedes-Benz vehicles, like the ML350 seen here, have systems like this. Read our full review of the ML350 here. (Mercedes-Benz)

Such a system can detect when a vehicle is at risk for a collision and can warn the driver and prepare the vehicle to minimize injuries. It's available on cars like this Cadillac XTS. Read our full review of the XTS here.

Such a system can detect when a vehicle is at risk for a collision and can warn the driver and prepare the vehicle to minimize injuries. It's available on cars like this Cadillac XTS. Read our full review of the XTS here. (General Motors)

Available on a wide variety of vehicles today, this allows you to do things like make phone calls, set navigation destinations or turn up the heat. Above, the interior of the Audi A6, one such vehicle with voice commands. Read our full review of the A6 here.

Available on a wide variety of vehicles today, this allows you to do things like make phone calls, set navigation destinations or turn up the heat. Above, the interior of the Audi A6, one such vehicle with voice commands. Read our full review of the A6 here. (Audi)

One of the newer technologies on the list, these systems will automatically parallel park your car; all the driver needs to do is work the throttle. The 2013 Ford Fusion will have this feature as an option, though it likely wasn't used to park it for this Times Square photo.

One of the newer technologies on the list, these systems will automatically parallel park your car; all the driver needs to do is work the throttle. The 2013 Ford Fusion will have this feature as an option, though it likely wasn't used to park it for this Times Square photo. (Peter Foley / Bloomberg)

If your vehicle is 2012 or newer, it must have electronic stability control. So says the U.S. Department of Transportation. The excellent 2013 Honda Accord has it. Read our full review of the Accord here.

If your vehicle is 2012 or newer, it must have electronic stability control. So says the U.S. Department of Transportation. The excellent 2013 Honda Accord has it. Read our full review of the Accord here. (Honda)